from django.shortcuts import render
from django.http import HttpResponseRedirect
from django.core.urlresolvers import reverse
from django.contrib.auth import logout, login, authenticate

from django.contrib.auth.forms import UserCreationForm #UserCreationForm 用户注册的表单
# Create your views here.

def logout_view(request):
	''' 注销用户 '''
	logout(request)
	return HttpResponseRedirect(reverse('learning_logs:index'))

def register(request):
	''' 注册新用户 '''
	if request.method != 'POST':
		# 显示一个空的表单
		form = UserCreationForm()
	else:
		# 处理填写好的表单
		form = UserCreationForm(data=request.POST)

		if form.is_valid():
			new_user = form.save()
			# 让用户自动登录,再重新定向到主页
			authenticated_user = authenticate(username=new_user.username, password=request.POST['password1'])
			login(request, authenticated_user)
			return HttpResponseRedirect(reverse('learning_logs:index'))
	context = {'form':form}
	return render(request, 'users/register.html', context)










